---
title: Weaviate
slug: /bundles-weaviate
---

import Icon from "@site/src/components/icon";
import PartialParams from '@site/docs/_partial-hidden-params.mdx';
import PartialConditionalParams from '@site/docs/_partial-conditional-params.mdx';
import PartialVectorSearchResults from '@site/docs/_partial-vector-search-results.mdx';
import PartialVectorStoreInstance from '@site/docs/_partial-vector-store-instance.mdx';

<Icon name="Blocks" aria-hidden="true" /> [**Bundles**](/components-bundle-components) contain custom components that support specific third-party integrations with Langflow.

This page describes the components that are available in the **Weaviate** bundle.

## Weaviate vector store

The **Weaviate** component reads and writes to Weaviate vector stores using an instance of `Weaviate` vector store.

<details>
<summary>About vector store instances</summary>

<PartialVectorStoreInstance />

</details>

<PartialVectorSearchResults />

:::tip
For a tutorial using a vector database in a flow, see [Create a vector RAG chatbot](/chat-with-rag).
:::

### Weaviate parameters

You can inspect a vector store component's parameters to learn more about the inputs it accepts, the features it supports, and how to configure it.

<PartialParams />

<PartialConditionalParams />

For information about accepted values and functionality, see the [Weaviate documentation](https://weaviate.io/developers/weaviate) or inspect [component code](/concepts-components#component-code).

| Name          | Type         | Description                               |
|---------------|--------------|-------------------------------------------|
| weaviate_url  | String | Input parameter. The default instance URL. |
| api_key       | SecretString | Input parameter. The optional API key for authentication. |
| index_name    | String | Input parameter. The optional index name. |
| text_key      | String | Input parameter. The default text extraction key. |
| input         | Data or DataFrame | Input parameter. The document or record.  |
| cache_vector_store | Cache Vector Store | Input parameter. If `true`, the component caches the vector store in memory for faster reads. Default: Enabled (`true`). |
| embedding     | Embeddings | Input parameter. Connect an [embedding model component](/components-embedding-models). |
| number_of_results | Integer | Input parameter. The number of search results to return. Default: `4`. |
| search_by_text | Boolean | Input parameter. Indicates whether to search by text. Default: Disabled (`false`). |